CFI failure at __traceiter_sched_switch+0x9b/0xd0 include/trace/events/sched.h:222 (target: tp_stub_func+0x0/0x10; expected type: 0xee1f7a69)
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 19021 Comm: syz.8.4757 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
RIP: 0010:__traceiter_sched_switch+0x9b/0xd0 include/trace/events/sched.h:222
Code: 80 3c 30 00 74 05 e8 84 67 69 00 49 8b 7d 08 44 89 e6 48 8b 55 c8 48 8b 4d c0 44 8b 45 d4 41 ba 97 85 e0 11 45 03 57 fc 74 02 <0f> 0b 41 ff d7 48 83 c3 18 48 89 d8 48 c1 e8 03 42 80 3c 30 00 74
RSP: 0018:ffffc90001f7f5d0 EFLAGS: 00010096
RAX: 1ffff11025c92bb6 RBX: ffff88812e495da8 RCX: ffff88810e3e6540
RDX: ffff88812a3a6540 RSI: 0000000000000001 RDI: ffffc90001fb5000
RBP: ffffc90001f7f610 R08: 0000000000000000 R09: fffffbfff0ee4b06
R10: 00000000b720eca3 R11: 1ffffffff0ee4b05 R12: 0000000000000001
R13: ffff88812e495da8 R14: dffffc0000000000 R15: ffffffff81712440
FS:  00007f324229d6c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000200000e85030 CR3: 000000012be1f000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 trace_sched_switch include/trace/events/sched.h:222 [inline]
 __schedule+0x1263/0x14e0 kernel/sched/core.c:6747
 preempt_schedule_irq+0x9b/0x110 kernel/sched/core.c:7062
 raw_irqentry_exit_cond_resched+0x29/0x30 kernel/entry/common.c:396
 irqentry_exit+0x37/0x40 kernel/entry/common.c:439
 sysvec_reschedule_ipi+0x78/0x80 arch/x86/kernel/smp.c:244
 asm_sysvec_reschedule_ipi+0x1b/0x20 arch/x86/include/asm/idtentry.h:696
RIP: 0010:____sys_recvmsg+0x99/0x590 net/socket.c:2706
Code: 90 00 00 00 40 1f e0 83 48 8d 84 24 80 00 00 00 48 c1 e8 03 42 c7 04 28 f1 f1 f1 f1 48 89 44 24 78 42 c7 44 28 14 f3 f3 f3 f3 <e8> 12 e8 8f fd 31 ff 44 89 fe e8 28 ec 8f fd ba 80 00 00 00 4c 89
RSP: 0018:ffffc90001f7f8c0 EFLAGS: 00000a06
RAX: 1ffff920003eff28 RBX: ffffc90001f7fd00 RCX: 0000000000000000
RDX: 000020000027cb80 RSI: ffffc90001f7fd00 RDI: ffff88810bd403c0
RBP: ffffc90001f7fa50 R08: 0000000000000002 R09: 0000000000009f2b
R10: fffff520003effac R11: 1ffff920003effaa R12: 0000000000009f2b
R13: dffffc0000000000 R14: ffffc90001f7f960 R15: 0000000000000002
 ___sys_recvmsg+0x1b2/0x510 net/socket.c:2770
 do_recvmmsg+0x359/0x7a0 net/socket.c:2864
 __sys_recvmmsg net/socket.c:2943 [inline]
 __do_sys_recvmmsg net/socket.c:2966 [inline]
 __se_sys_recvmmsg net/socket.c:2959 [inline]
 __x64_sys_recvmmsg+0x18d/0x240 net/socket.c:2959
 x64_sys_call+0x3e7/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:300
 do_syscall_x64 arch/x86/entry/common.c:51 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:81
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f324138ebe9
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f324229d038 EFLAGS: 00000246 ORIG_RAX: 000000000000012b
RAX: ffffffffffffffda RBX: 00007f32415b6090 RCX: 00007f324138ebe9
RDX: 0000000000010106 RSI: 00002000000000c0 RDI: 0000000000000003
RBP: 00007f3241411e19 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000002 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f32415b6128 R14: 00007f32415b6090 R15: 00007ffe2caa9db8
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:__traceiter_sched_switch+0x9b/0xd0 include/trace/events/sched.h:222
Code: 80 3c 30 00 74 05 e8 84 67 69 00 49 8b 7d 08 44 89 e6 48 8b 55 c8 48 8b 4d c0 44 8b 45 d4 41 ba 97 85 e0 11 45 03 57 fc 74 02 <0f> 0b 41 ff d7 48 83 c3 18 48 89 d8 48 c1 e8 03 42 80 3c 30 00 74
RSP: 0018:ffffc90001f7f5d0 EFLAGS: 00010096
RAX: 1ffff11025c92bb6 RBX: ffff88812e495da8 RCX: ffff88810e3e6540
RDX: ffff88812a3a6540 RSI: 0000000000000001 RDI: ffffc90001fb5000
RBP: ffffc90001f7f610 R08: 0000000000000000 R09: fffffbfff0ee4b06
R10: 00000000b720eca3 R11: 1ffffffff0ee4b05 R12: 0000000000000001
R13: ffff88812e495da8 R14: dffffc0000000000 R15: ffffffff81712440
FS:  00007f324229d6c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000200000e85030 CR3: 000000012be1f000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
----------------
Code disassembly (best guess):
   0:	90                   	nop
   1:	00 00                	add    %al,(%rax)
   3:	00 40 1f             	add    %al,0x1f(%rax)
   6:	e0 83                	loopne 0xffffff8b
   8:	48 8d 84 24 80 00 00 	lea    0x80(%rsp),%rax
   f:	00
  10:	48 c1 e8 03          	shr    $0x3,%rax
  14:	42 c7 04 28 f1 f1 f1 	movl   $0xf1f1f1f1,(%rax,%r13,1)
  1b:	f1
  1c:	48 89 44 24 78       	mov    %rax,0x78(%rsp)
  21:	42 c7 44 28 14 f3 f3 	movl   $0xf3f3f3f3,0x14(%rax,%r13,1)
  28:	f3 f3
* 2a:	e8 12 e8 8f fd       	call   0xfd8fe841 <-- trapping instruction
  2f:	31 ff                	xor    %edi,%edi
  31:	44 89 fe             	mov    %r15d,%esi
  34:	e8 28 ec 8f fd       	call   0xfd8fec61
  39:	ba 80 00 00 00       	mov    $0x80,%edx
  3e:	4c                   	rex.WR
  3f:	89                   	.byte 0x89